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Use cast operators in headers to avoid warnings
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This avoids compiler warnings when consuming the
headers from C++.

(cherry picked from commit 7381a2b072)
This commit is contained in:
Albin Johansson
2025-10-26 00:46:29 +02:00
committed by Sam Lantinga
parent 95977f41b7
commit 16d9f7316f
3 changed files with 9 additions and 9 deletions
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2
include/SDL3/SDL_events.h
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@@ -1043,7 +1043,7 @@ typedef union SDL_Event
} SDL_Event;
/* Make sure we haven't broken binary compatibility */
SDL_COMPILE_TIME_ASSERT(SDL_Event, sizeof(SDL_Event) == sizeof(((SDL_Event *)NULL)->padding));
SDL_COMPILE_TIME_ASSERT(SDL_Event, sizeof(SDL_Event) == sizeof((SDL_static_cast(SDL_Event *, NULL))->padding));
/* Function prototypes */

8
include/SDL3/SDL_rect.h
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@@ -125,10 +125,10 @@ typedef struct SDL_FRect
*/
SDL_FORCE_INLINE void SDL_RectToFRect(const SDL_Rect *rect, SDL_FRect *frect)
{
frect->x = (float)rect->x;
frect->y = (float)rect->y;
frect->w = (float)rect->w;
frect->h = (float)rect->h;
frect->x = SDL_static_cast(float, rect->x);
frect->y = SDL_static_cast(float, rect->y);
frect->w = SDL_static_cast(float, rect->w);
frect->h = SDL_static_cast(float, rect->h);
}
/**

8
include/SDL3/SDL_stdinc.h
View File

@@ -1164,7 +1164,7 @@ typedef struct SDL_alignment_test
void *b;
} SDL_alignment_test;
SDL_COMPILE_TIME_ASSERT(struct_alignment, sizeof(SDL_alignment_test) == (2 * sizeof(void *)));
SDL_COMPILE_TIME_ASSERT(two_s_complement, (int)~(int)0 == (int)(-1));
SDL_COMPILE_TIME_ASSERT(two_s_complement, SDL_static_cast(int, ~SDL_static_cast(int, 0)) == SDL_static_cast(int, -1));
#endif /* DOXYGEN_SHOULD_IGNORE_THIS */
/** \endcond */
@@ -5921,7 +5921,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
*
* \since This macro is available since SDL 3.2.0.
*/
#define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1)
#define SDL_iconv_utf8_ucs2(S) SDL_reinterpret_cast(Uint16 *, SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1))
/**
* Convert a UTF-8 string to UCS-4.
@@ -5935,7 +5935,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
*
* \since This macro is available since SDL 3.2.0.
*/
#define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1)
#define SDL_iconv_utf8_ucs4(S) SDL_reinterpret_cast(Uint32 *, SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1))
/**
* Convert a wchar_t string to UTF-8.
@@ -5949,7 +5949,7 @@ extern SDL_DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode,
*
* \since This macro is available since SDL 3.2.0.
*/
#define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", (char *)S, (SDL_wcslen(S)+1)*sizeof(wchar_t))
#define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", SDL_reinterpret_cast(const char *, S), (SDL_wcslen(S)+1)*sizeof(wchar_t))
/* force builds using Clang's static analysis tools to use literal C runtime